Finding the Fourth Proportional to 71,098.97, 106,626.58 and 37,800.68
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Solution
The fourth proportional to 71,098.97, 106,626.58 and 37,800.68 is: 56,689.39
Step by Step Solution
- Step 1: Write the proportion equation
71,098.97 : 106,626.58 = 37,800.68 : x - Step 2: Convert to fraction form
71,098.97/106,626.58 = 37,800.68/x - Step 3: Cross multiply
71,098.97x = 106,626.58 × 37,800.68 - Step 4: Simplify right side
71,098.97x = 4,030,556,602.44 - Step 5: Solve for x
x = 4,030,556,602.44/71,098.97 - Step 6: Final answer
x = 56,689.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.